Adele, left, accepts the award for best pop solo performance for "Set Fire to the Rain" at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. Looking on from right are presenters Pitbull and Jennifer Lopez. (Photo by John Shearer/Invision/AP)

Jennifer Lopez, left, and Pitbull present the award for best pop solo performance at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)

Rihanna performs on stage at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)

Dan Auerbach, left, and Patrick Carney accept the award for best rock album "El Camino" at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)

Carly Rae Jepsen, left, and Ne-Yo present the award for best rap/sung collaboration at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)

Frank Ocean accepts the award for best urban contemporary album at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. Looking on from right presenters Kelly Rowland and Nas.(Photo by John Shearer/Invision/AP)

Kelly Clarkson, left, accepts the award for best pop vocal album for "Stronger" at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. Looking on from right are presenters Kaley Cuoco, second right, and Keith Urban, right. (Photo by John Shearer/Invision/AP)

Kaley Cuoco, left, and Keith Urban present the award for best pop vocal album at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)

Patrick Carney, left, and Dan Auerbach, second from right, of musical group The Black Keys, perform on stage at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP

Dr. John accepts the award for best blues album for "Locked Down" during the pre-telecast at the 55th annual Grammy Awards on Sunday, Feb. 10, 2013, in Los Angeles. (Photo by John Shearer/Invision/AP)